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Finding the Fourth Proportional to 17,898.72, 26,846.03 and 4,752.12

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Solution

The fourth proportional to 17,898.72, 26,846.03 and 4,752.12 is: 7,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,898.72 : 26,846.03 = 4,752.12 : x
  2. Step 2: Convert to fraction form
    17,898.72/26,846.03 = 4,752.12/x
  3. Step 3: Cross multiply
    17,898.72x = 26,846.03 × 4,752.12
  4. Step 4: Simplify right side
    17,898.72x = 127,575,556.08
  5. Step 5: Solve for x
    x = 127,575,556.08/17,898.72
  6. Step 6: Final answer
    x = 7,127.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.